import defaultSettings from '@/settings'
import { ThemeEnum } from '@/enums/ThemeEnum'
import Color from 'color'

type SettingsValue = boolean | string

export const useSettingsStore = defineStore('setting', () => {
    // 是否显示设置
    const settingsVisible = ref(false)
    // 是否显示标签视图
    const tagsView = useStorage<boolean>('tagsView', defaultSettings.tagsView)
    // 是否显示侧边栏logo
    const sidebarLogo = useStorage<boolean>('sidebarLogo', defaultSettings.sidebarLogo)
    // 是否固定头部
    const fixedHeader = useStorage<boolean>('fixedHeader', defaultSettings.fixedHeader)
    // 布局模式：left-左侧模式(默认) top-顶部模式 mix-混合模式
    const layout = useStorage<string>('layout', defaultSettings.layout)
    // 主题颜色
    const themeColor = useStorage<string>('themeColor', defaultSettings.themeColor)
    // 主题：light-亮色(默认) dark-暗色
    const theme = useStorage<string>('theme', defaultSettings.theme)
    // 是否开启水印
    const watermarkEnabled = useStorage<boolean>('watermarkEnabled', defaultSettings.watermarkEnabled)

    watch(
        [theme, themeColor],
        ([newTheme, newThemeColor], [oldTheme, oldThemeColor]) => {
            if (newTheme !== oldTheme) {
                if (newTheme === ThemeEnum.DARK) {
                    document.documentElement.classList.add('dark')
                } else {
                    document.documentElement.classList.remove('dark')
                }
            }

            if (newThemeColor !== oldThemeColor) {
                const rootStyle = document.documentElement.style
                rootStyle.setProperty(`--el-color-primary`, newThemeColor)
                rootStyle.setProperty(`--el-color-primary-dark-2`, newThemeColor)

                for (let i = 1; i < 10; i++) {
                    rootStyle.setProperty(`--el-color-primary-light-${i}`, `${Color(newThemeColor).alpha(1 - i * 0.1)}`)
                }
            }
        },
        {
            immediate: true // 立即执行，确保在侦听器创建时执行一次
        }
    )

    const settingsMap: Record<string, Ref<SettingsValue>> = {
        fixedHeader,
        tagsView,
        sidebarLogo,
        layout,
        watermarkEnabled
    }

    function changeSetting({ key, value }: { key: string; value: SettingsValue }) {
        const setting = settingsMap[key]
        if (setting) {
            setting.value = value
        }
    }

    /**
     * 切换主题
     */
    function changeTheme(val: string) {
        theme.value = val
    }

    /**
     * 切换主题颜色
     *
     * @param color 主题颜色
     *
     */
    function changeThemeColor(color: string) {
        themeColor.value = color
    }

    /**
     * 切换布局
     */
    function changeLayout(val: string) {
        layout.value = val
    }

    return {
        settingsVisible,
        tagsView,
        fixedHeader,
        sidebarLogo,
        layout,
        themeColor,
        theme,
        watermarkEnabled,
        changeSetting,
        changeTheme,
        changeThemeColor,
        changeLayout
    }
})
